<h3>Input</h3>

<!-- align: start, end -->
<!-- floatPlaceholder: auto, never, always -->
<md-input-container align="start" floatPlaceholder="auto" hintLabel="123">
  <input placeholder="Postal Code" mdInput type="text" #postalCode maxLength="10">
  <md-hint align="end">{{postalCode.value.length}} / 10</md-hint>
</md-input-container>
